List of Famous people who died at 75

Thomas Daniel Knox, 6th Earl of Ranfurly, known as Dan Ranfurly, was a British Army officer and farmer, who served as Governor of the Bahamas. His exploits in the Second World War, along with those of his wife, Hermione, and his valet, Whitaker, were chronicled in his wife's memoirs from the time, To War With Whitaker: The Wartime Diaries of the Countess of Ranfurly, 1939–1945.

Martinus Cornelis Koeman was a Dutch footballer who played as a central defender.

James Michael Bernard was a British film composer, particularly associated with horror films produced by Hammer Film Productions. Starting with The Quatermass Xperiment, he scored such classic films as The Curse of Frankenstein and Dracula. He also occasionally scored non-Hammer films including Windom's Way (1957) and Torture Garden (1967).

Harold Horace Hopkins FRS was a British physicist. His Wave Theory of Aberrations,, is central to all modern optical design and provides the mathematical analysis which enables the use of computers to create the wealth of high quality lenses available today. In addition to his theoretical work, his many inventions are in daily use throughout the world. These include zoom lenses, coherent fibre-optics and more recently the rod-lens endoscopes which 'opened the door' to modern key-hole surgery. He was the recipient of many of the world's most prestigious awards and was twice nominated for a Nobel Prize. His citation on receiving the Rumford Medal from the Royal Society in 1984 stated: "In recognition of his many contributions to the theory and design of optical instruments, especially of a wide variety of important new medical instruments which have made a major contribution to clinical diagnosis and surgery."

James Jerome Gibson, was an American psychologist and one of the most important contributors to the field of visual perception. Gibson challenged the idea that the nervous system actively constructs conscious visual perception, and instead promoted ecological psychology, in which the mind directly perceives environmental stimuli without additional cognitive construction or processing. A Review of General Psychology survey, published in 2002, ranked him as the 88th most cited psychologist of the 20th century, tied with John Garcia, David Rumelhart, Louis Leon Thurstone, Margaret Floy Washburn, and Robert S. Woodworth.

Miloslav Petrusek was a prominent Czech sociologist who served as a dean of Faculty of Social Sciences at Charles University in Prague between 1992–1997, as well as the prorector for academic affairs of the university in 1997–2000. For his consistent contribution to sociology and education, he received numerous awards, such as Ordre des Palmes Académiques or Golden Medal of Masaryk University. In 2012, Petrusek received The VIZE 97 Prize.

Edwin Henry Spanier was an American mathematician at the University of California at Berkeley, working in algebraic topology. He co-invented Spanier–Whitehead duality and Alexander–Spanier cohomology, and wrote what was for a long time the standard textbook on algebraic topology.